When I input '你是谁？' will error 'invalid parameter'

tagged_addr_ctrl: 0000000000000001 (PR_TAGGED_ADDR_ENABLE)
signal 6 (SIGABRT), code -1 (SI_QUEUE), fault addr --------
Abort message: 'terminating with uncaught exception of type std::invalid_argument: invalid character'
x0 0000000000000000 x1 0000000000004145 x2 0000000000000006 x3 00000078e0e7d350
x4 736f646277641f73 x5 736f646277641f73 x6 736f646277641f73 x7 7f7f7f7f7f7f7f7f
x8 00000000000000f0 x9 0000007a1d6a1de8 x10 0000000000000001 x11 0000007a1d71dbf0
x12 0000007a2b0f5020 x13 000000007fffffff x14 00000000011286c8 x15 00000dbc7419ca04
x16 0000007a1d78c9f8 x17 0000007a1d766500 x18 00000078ccb06000 x19 00000000000040e2
x20 0000000000004145 x21 00000000ffffffff x22 00000078e0e7d480 x23 00000078e0e7d4c0
x24 00000078e0e7d5a0 x25 00000078e0e7d4e8 x26 7ffffffffffffffc x27 3fffffffffffffff
x28 b4000078eba03850 x29 00000078e0e7d3d0
lr 0000007a1d70e238 sp 00000078e0e7d330 pc 0000007a1d70e264 pst 0000000000001000
14 total frames
backtrace:
#00 pc 0000000000094264 /apex/com.android.runtime/lib64/bionic/libc.so (abort+164) (BuildId: 84a42637b3a421b801818f5793418fca)
#1 pc 0000000000096ec0 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libggml-base.so (offset 0x993000) (BuildId: 94690fa40272afe21601839ff3d3bb7c30b0c2ab)
#2 pc 00000000000970ec /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libggml-base.so (offset 0x993000) (BuildId: 94690fa40272afe21601839ff3d3bb7c30b0c2ab)
#3 pc 0000000000096f78 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libggml-base.so (offset 0x993000) (BuildId: 94690fa40272afe21601839ff3d3bb7c30b0c2ab)
#4 pc 0000000000096518 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libggml-base.so (offset 0x993000) (BuildId: 94690fa40272afe21601839ff3d3bb7c30b0c2ab)
#5 pc 0000000000096470 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libggml-base.so (offset 0x993000) (__cxa_throw+124) (BuildId: 94690fa40272afe21601839ff3d3bb7c30b0c2ab)
#6 pc 000000000013b0b0 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (unicode_cpt_from_utf8(std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > const&, unsigned long&)+548) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#7 pc 000000000013b4b0 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (unicode_cpts_from_utf8(std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > const&)+196) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#8 pc 000000000013cbec /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (unicode_regex_split(std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > const&, std::__ndk1::vector<std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator >, std::__ndk1::allocator<std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > > > const&)+496) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#9 pc 000000000011d220 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (llm_tokenizer_bpe_session::tokenize(std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator > const&, std::__ndk1::vector<int, std::__ndk1::allocator >&)+76) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#10 pc 000000000011bdf8 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (llama_tokenize_internal(llama_vocab const&, std::__ndk1::basic_string<char, std::__ndk1::char_traits, std::__ndk1::allocator >, bool, bool)+1504) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#11 pc 000000000011f974 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (llama_tokenize_impl(llama_vocab const&, char const*, int, int*, int, bool, bool)+184) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#12 pc 00000000000bb8f4 /data/app/~~piJYmDgAu_UwLO6JK-2djA==/me.cw2.cw2bit-4tarhaK3ny9LyOBnpcbCGA==/base.apk!libllama.so (offset 0xa9b000) (llama_tokenize+16) (BuildId: 63567ff7dd323d4ef1b9a99e30ec4687744cc13f)
#13 pc 0000000000008264 [anon:dart-code]

When I input '2*2=?' will output some messy content, example: � 3 �

Now, I try to find the root of the problem